iop: Add extract_top command

iop/scripts/extract_top.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+
+function extract_top {
+	tmp_dir=extract_top_tmp
+
+	# Paths to packages that should be ignored.
+	paths+='package/network/services/samba36 '
+	paths+='package/network/services/dnsmasq '
+	paths+='package/network/services/dropbear '
+	paths+='package/network/services/odhcpd '
+	paths+='package/network/config/firewall '
+	paths+='package/network/config/netifd '
+	paths+='package/network/config/qos-scripts '
+	paths+='package/network/utils/iproute2 '
+	paths+='package/network/utils/curl '
+	paths+='package/utils/busybox '
+	paths+='package/base-files '
+
+	function extract {
+
+		current_branch=$(git rev-parse --abbrev-ref HEAD)
+		git format-patch $start_commit -o $tmp_dir #> /dev/null
+
+		ls $tmp_dir |
+			while read file; do
+				# Remove feed patches.
+				#			echo $file | grep -i Update-feed > /dev/null && \
+				#				rm $tmp_dir/$file && continue
+				cat $tmp_dir/$file | grep "+++ b/feeds.conf" > /dev/null && \
+					rm $tmp_dir/$file && continue
+				
+				# Remove core patches.
+				for path in $paths; do
+					cat $tmp_dir/$file | grep $path > /dev/null && \
+						rm $tmp_dir/$file && break
+				done
+			done
+
+		git checkout -b ${current_branch}-new $start_commit
+		git am $tmp_dir/*
+		git checkout $current_branch
+		rm -rf $tmp_dir
+	}
+	
+	function print_usage {
+
+		echo "Usage:"
+		echo "  $0 -s <start_commit>"
+	}
+
+	# Execute user command
+	while getopts "s:" opt; do
+		case $opt in
+			s)
+				start_commit=${OPTARG}
+				;;
+			\?)
+				print_usage
+				exit 1
+				;;
+		esac
+	done
+
+	if [ ! -n "$start_commit" ]; then
+   		print_usage
+		exit 1
+	fi
+
+	extract
+
+}
+
+register_command "extract_top" "Extract commits made to top repo"